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  • Cummins
    Robert Miller1 day ago
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    Ram Trades Cummins Grid Heater For Glow Plugs

    Since 2007, Cummins-powered Ram Heavy Duty trucks have relied on a grid heater system for cold starts, unlike their competitors, which have long used glow plugs. That changes for 2025, as Ram and Cummins have officially switched to glow plugs in their newest version of the turbodiesel 6.7-liter Cummins I6 engine. While many owners who’ve dealt with catastrophic engine failures due to grid heater bolt failures may see this as a reliability move, Ram insists…

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